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Which of the following has larger bond a...

Which of the following has larger bond angle in each pair ?
`(i)CO_(2),BF_(3)(ii)NH_(3),CH_(4)(iii)H_(2)O,H_(2)S(iv)SF_(4),C_(2)H_(2).`

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Which of the following in each pair has larger bond angle (i) CO_(2) , BF_(3) (ii) H_(2)O, H_(2)S (iii) CH_(4), C_(2)H_(2)

Which of the following has larger bond angle in the following pairs ? (a)NH_(3),PH_(3)(b)BeF_(2),BF_(3)(c )H_(2)O,CO_(2)(d)H_(2)O,H_(2)S(e)C Cl_(4),C_(2)H_(2) ?

Which of the following are Lewis acids ? (i) H_2O , (ii) BF_3 , (iii) H^+ , (iv) NH_4^+

Which uot of the following pairs has dipole moment ? (i) BF_(3) and NCl_(3) (ii) H_(2)Oand BF_(3) (iii) CO_(2) and H_(2)S

Which of the following species behave both as a nucleophile and an electrophile? (i) CH_(3)C=N: , (ii) CH_(4) (iii) H_(2)C=O , (iv) H_(2)

Which molecule is polar in each of the following pairs ? (i) HF, F_(2)" (ii) "CO_(2), H_(2)O (iii) n_(2),NH_(3)" (iv) "CH_(4),CH_(3)Cl.

Arrange the following in increasing order of their basic strength: (i) C_(2)H_(5)NH_(2),C_(6)H_(5)NH_(2),NH_(3),C_(6)H_(5)CH_(2)NH_(2)and(C_(2)H_(5))_(2)NH (ii) C_(2)H_(5)NH_(2),(C_(2)H_(5))_2NH,(C_(2)H_(5))_(3)N,C_(6)H_(5)NH_(2) (iii) CH_(3)NH_(2),(CH_(3))_(2)NH,(CH_(3))_(3)N,C_(6)H_(5)CH_(2)NH_(2^.)

Predict which out of the following species are planar. (i) NH_(4)^(+) (ii)CH_(3)^(+)(ii)SF_(4)(iv)OF_(2)(v)H_(2)O

DINESH PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE -COVALENT AND CO-ORDINATE BONDS
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